问题补充:
单选题Manyyearsofhardwork_______hisgreatsuccessinthedevelopmentofthisnewtypeofmaterial.A.due toB.thanks toC.contributed toD.looked into
答案:
C解析本题考查词义、词性。本句缺少谓语,应选动词。A项和B项意思都是“由于,因为”,皆为介词,故可排除;D项意为“调查,往里看”,语意不通;C项意思是“对……有贡献,有助于……”,故C项为正确
时间:2021-06-12 15:26:21
单选题Manyyearsofhardwork_______hisgreatsuccessinthedevelopmentofthisnewtypeofmaterial.A.due toB.thanks toC.contributed toD.looked into
C解析本题考查词义、词性。本句缺少谓语,应选动词。A项和B项意思都是“由于,因为”,皆为介词,故可排除;D项意为“调查,往里看”,语意不通;C项意思是“对……有贡献,有助于……”,故C项为正确